16_3/8x21_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Misc rendering the insect unable to

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High Capacity

these fungi build a microbial system in and on plant roots which greatly enhance plant vigor

or a whole array

decorative black fixture with on/off switch

16_3/8x21_3/8x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Misc rendering the insect unable toNordic Pure Custom MERV 12 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition